IScheduledDayAheadTransferSyncJob.Run

Npgsql.PostgresException (edh:2561946)

53300: remaining connection slots are reserved for roles with the SUPERUSER attribute

Npgsql.PostgresException: 53300: remaining connection slots are reserved for roles with the SUPERUSER attribute
   at Npgsql.Internal.NpgsqlConnector.ReadMessageLong(Boolean async, DataRowLoadingMode dataRowLoadingMode, Boolean readingNotifications, Boolean isReadingPrependedMessage)
   at System.Runtime.CompilerServices.PoolingAsyncValueTaskMethodBuilder`1.StateMachineBox`1.System.Threading.Tasks.Sources.IValueTaskSource<TResult>.GetResult(Int16 token)
   at Npgsql.Internal.NpgsqlConnector.<Open>g__OpenCore|213_1(NpgsqlConnector conn, SslMode sslMode, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken, Boolean isFirstAttempt)
   at Npgsql.Internal.NpgsqlConnector.Open(NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)
   at Npgsql.PoolingDataSource.OpenNewConnector(NpgsqlConnection conn, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)
   at Npgsql.PoolingDataSource.<Get>g__RentAsync|33_0(NpgsqlConnection conn, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)
   at Npgsql.NpgsqlConnection.<Open>g__OpenAsync|42_0(Boolean async, CancellationToken cancellationToken)
   at EnergyDataHub.Data.Services.TimeseriesBulkInserter.BulkInsertAsync(IEnumerable`1 values)
   at EnergyDataHub.Data.Services.TimeseriesBulkInserter.BulkInsertAsync(IEnumerable`1 values)
   at EnergyDataHub.Data.Helpers.TimeseriesBatchCollector.<>c__DisplayClass1_0.<<CreateInsertAction>b__0>d.MoveNext()
--- End of stack trace from previous location ---
   at EnergyDataHub.Data.Helpers.BatchCollector`1.AddAsync(T item)
   at EnergyDataHub.Data.Services.TimeseriesUpdateService.UpdateTimeseriesAsync[TData](Int64 timeseriesId, List`1 data, Nullable`1 startDateToDelete, Nullable`1 endDateToDelete, DataSource dataSource, AppDbContext context)
   at EnergyDataHub.Data.Services.TimeseriesUpdateService.UpdateTimeseriesAsync[TData](Timeseries timeseries, List`1 data, Nullable`1 startDateToDelete, Nullable`1 endDateToDelete, DataSource dataSource, AppDbContext context)
   at EnergyDataHub.Data.Services.TransferCapacityService.UpdateScheduled(Guid guid, List`1 data, AppDbContext context, DataSource dataSource)
   at EnergyDataHub.Data.Services.BiddingZoneService.MapTransferCapacity(List`1 data, AppDbContext context, DataSource dataSource)
   at EnergyDataHub.Data.Services.DataFetchService.MapAndFetchData[TParser,TData](DocumentType documentType, AreaEnum area, Dictionary`2 baseParameters, Func`4 dataMethod)
   at EnergyDataHub.Data.Services.DataFetchService.MapAndFetchData[TParser,TData](DocumentType documentType, AreaEnum area, Dictionary`2 baseParameters, Func`4 dataMethod)
   at EnergyDataHub.Data.Helpers.ConcurrencyHelper.ProcessTasksInBatchesAsync(IEnumerable`1 taskFuncs, Int32 batchSize)
   at EnergyDataHub.Data.Hangfire.Jobs.TransferSyncJobBase.RunTransferSyncAsync(Dictionary`2 baseParams, DocumentType documentType)
   at EnergyDataHub.Data.Hangfire.Jobs.ScheduledDayAheadTransferSyncJob.Run()
   at InvokeStub_TaskAwaiter.GetResult(Object, Object, IntPtr*)
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)